21742080

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 160

約数和(自身を含む): 73656000

約数和(自身を除く): 51913920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 149, 152, 160, 190, 192, 228, 240, 256, 285, 298, 304, 320, 380, 384, 447, 456, 480, 512, 570, 596, 608, 640, 745, 760, 768, 894, 912, 960, 1140, 1192, 1216, 1280, 1490, 1520, 1536, 1788, 1824, 1920, 2235, 2280, 2384, 2432, 2560, 2831, 2980, 3040, 3576, 3648, 3840, 4470, 4560, 4768, 4864, 5662, 5960, 6080, 7152, 7296, 7680, 8493, 8940, 9120, 9536, 9728, 11324, 11920, 12160, 14155, 14304, 14592, 16986, 17880, 18240, 19072, 22648, 23840, 24320, 28310, 28608, 29184, 33972, 35760, 36480, 38144, 42465, 45296, 47680, 48640, 56620, 57216, 67944, 71520, 72960, 76288, 84930, 90592, 95360, 113240, 114432, 135888, 143040, 145920, 169860, 181184, 190720, 226480, 228864, 271776, 286080, 339720, 362368, 381440, 452960, 543552, 572160, 679440, 724736, 905920, 1087104, 1144320, 1358880, 1449472, 1811840, 2174208, 2717760, 3623680, 4348416, 5435520, 7247360, 10871040, 21742080]

約数ペア:

[(1, 21742080), (2, 10871040), (3, 7247360), (4, 5435520), (5, 4348416), (6, 3623680), (8, 2717760), (10, 2174208), (12, 1811840), (15, 1449472), (16, 1358880), (19, 1144320), (20, 1087104), (24, 905920), (30, 724736), (32, 679440), (38, 572160), (40, 543552), (48, 452960), (57, 381440), (60, 362368), (64, 339720), (76, 286080), (80, 271776), (95, 228864), (96, 226480), (114, 190720), (120, 181184), (128, 169860), (149, 145920), (152, 143040), (160, 135888), (190, 114432), (192, 113240), (228, 95360), (240, 90592), (256, 84930), (285, 76288), (298, 72960), (304, 71520), (320, 67944), (380, 57216), (384, 56620), (447, 48640), (456, 47680), (480, 45296), (512, 42465), (570, 38144), (596, 36480), (608, 35760), (640, 33972), (745, 29184), (760, 28608), (768, 28310), (894, 24320), (912, 23840), (960, 22648), (1140, 19072), (1192, 18240), (1216, 17880), (1280, 16986), (1490, 14592), (1520, 14304), (1536, 14155), (1788, 12160), (1824, 11920), (1920, 11324), (2235, 9728), (2280, 9536), (2384, 9120), (2432, 8940), (2560, 8493), (2831, 7680), (2980, 7296), (3040, 7152), (3576, 6080), (3648, 5960), (3840, 5662), (4470, 4864), (4560, 4768)]